单词：condensation water filter
单词：condensation water filter 相关文章
The northeast just had its first big snow of the season. Meanwhile, on Titan, it was foggy. That weather report brought to you by researchers publishing in the journal Astrophysical Journal Letters. The scientists found that Titan, Saturns largest mo
Scientific American(十二)月
Mechanical failure can strike anywhere. And if you got stuck in the bush you cant always rely on technology to bail you out. Do you copy? Ah, nothing doing, so we're stuck in the bush. Shall I stay or shall I go and look for civilization wherever tha
万花筒2008年
Thus by heating liquids we cause them to evaporate, or change into vapours or gases; 因此, 可以看出：我们能够通过加热液体使得它们蒸发, 变成水蒸气或气体； and by taking away heat from these gases, or cooling them, we tu
英国学生科学读本
Lesson 88 Condensation 第88课 冷凝 When the water in a kettle boils, it boils first at the bottom. 当水壶中的水沸腾时, 首先开始沸腾的是底部的水。 We cannot see this in a kettle, because the kettle is made of iron. 我们无法
英国学生科学读本
Lesson 6 A GLASS OF WATER 第六课 一杯水 Let us look at the water in this glass, and see what we can find out about it. It has no colour, so we say that the water is colourless. 咱们来看看这个杯子里的水吧。这杯水是什么样的呢
英国学生科学读本
听力文本 Recording 19 录音19 A. At the bottom of the system, there is a storage tank, which can hold up to 500 litres of rainwater. The water stored in the tank can be used for general gardening and cleaning. A、在该系统底部有个贮存水
走进剑桥大学
drinking fountain 公共的饮水机 饮水机 英语怎么说 water cooler 办公室看到的饮水机／water dispenser electric kettle 热水壶 water heater 热水器 water filter pitcher 滤水壶 BRITA 很有名的牌子 bottled water 瓶装水
这句英语怎么说
So, you put the coffee into the filter and the hot water goes through the coffee, 因此，你把咖啡粉放进滤纸里并让热水经过咖啡粉， it goes out of the filter and goes into the coffee pot, pot, the coffee pot is on the bottom. 那水
ESL杰夫的一天
Fog Found on Saturn's Moon Titan A study in Astrophysical Journal Letters reveals that Titan may be home to the familiar atmospheric condition known as fog--but made out of methane. Karen Hopkin reports The northeast just had its first big snow of th
60秒科学
Broadcast: May 5, 2003 By Jill Moss This is the VOA Special English Development Report. Each year more than two-million people die from diseases caused by drinking dirty water. That is the estimate of
VOA2003（上）-社会广角
This is the VOA Special English Development Report. Every day, millions of people around the world drink water from wells that are polluted with high levels of arsenic. Arsenic is an element that can be released into groundwater by soil and rocks. Ov
VOA慢速英语2007年（二）月
This is the VOA Special English Agriculture Report. Pieter Hoff used to export lilies and tulips from the Netherlands. He retired from the flower export business seven years ago. Now, he is trying to help people grow trees and plants in the desert --
2010年VOA慢速英语(七)月
AS IT IS 2015-08-28 Book Pages Could Provide Safe Drinking Water 书页可以提供安全饮用水 The expression a thirst for knowledge may soon have a new meaning for millions of people who have no way to get clean water. Researchers have developed
2015年VOA慢速英语(八)月
Science and Technology 科技 Clean water 清洁水源 Silver threads of life 生命的银丝带 A water filter that kills bacteria, rather than just removing them 新滤水器能够消灭细菌，而不单单是排除细菌 MORE than a billion peopl
经济学人科技系列
By Tabinda Naeem Washington, D.C. 21 May 2007 Two years ago, the National Academy of Engineering established the Grainger Challenge Prize for Sustainability. This $1 million award was designed to challenge the world's scientists to develop a practica
2007年VOA标准英语（五月）
A number of wells providing water for Christchurch city were damaged during the September 4th earthquake. Christchurch residents are fortunate. The water that comes out of taps in peoples homes is pure and natural because it comes from under the grou
新西兰英语
Check this out.Just get down here.There's a bit of water. 瞧 从这下去 有一小滩水 It's probably gonna be rainwater that's come down here and collected. 有可能是雨水 流淌进来之后被积攒了下来 The thing is, because it's shady,
荒野求生
Clean water 清洁水源 Silver threads of life 生命的银丝带 A water filter that kills bacteria, rather than just removing them 新滤水器能够消灭细菌，而不单单是排除细菌 MORE than a billion people lack clean waterand in most
经济学人综合
Voice 1 Welcome to Spotlight. Im Adam Navis Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Todays Spotlight is on a new inventio
环球英语 Spotlight
Airplane Contrails Have you ever seen a perfectly cloudless sky? Cloudlessthat isexcept for two or three long white lines smeared across the perfect blue sky by airplanes like smudges on a pane of glass. Why do airplanes sometimes leave contrails beh
英语听力文摘 English Digest